Relive childhood joys with this gallery of classic toys. (with upbeat music, no faces)

Hey, daddy-O! Load the ankle-biters and your main squeeze into the station wagon and take a spin down memory lane with this gallery of 1950s images and phrases. (with trivia question captions and music)

Commercials can be an annoying interruption.... until a few decades later, when they become a fascinating record of life in that era. Enjoy these vintage ads for: Maxwell House Coffee, Laura Scudder Potato Chips, Cracker Jacks, Bufferin, Volkswagen, Shell gas, Pet Evaporated Milk, Hertz Rent-a-Ca...

Enjoy time-lapse videos of a variety of flowers blooming open to full glory - and some dying away. (with gentle music)

For about 56 million years, butterflies have been bringing joy to the world. Here we watch them dine on nectar and move together in a flutter.

Witness the butterflies' life cycle, from courting to reproduction, caterpillar to chrysalis, and metamorphosis to maturity. (with gentle music)

Reminisce about dining al fresco in those long hot days of summer. (with cheerful guitar/violin music)

Title card questions encourage conversation about the joys of dining outdoors on those long hot days of summer. (with cheerful guitar/violin music)

Whet the appetite with images of common lunch meals. (with upbeat music)

Join Berenice for 5 minutes of stress-relieving breath by the seaside. (Ambient sounds)

Spend two minutes in a tranquil forest. (with sound effects , no music)

Known as 'Aurora borealis' in the north and 'Aurora australis' in the south, these bright dancing lights are actually collisions between electrically charged particles from the sun that enter the earth's atmosphere.